Results 11 to 20 of about 57,516 (246)

Lanthanide-assisted deposition of strongly electro-optic PZT thin films on silicon: toward integrated active nanophotonic devices [PDF]

open access: yes, 2015
The electro-optical properties of lead zirconate titanate (PZT) thin films depend strongly on the quality and crystallographic orientation of the thin films.
Beeckman, Jeroen   +7 more
core   +2 more sources

Performance enhancement of ultrasonic transducer made of textured PNN-PZT ceramic

open access: yesJournal of Advanced Dielectrics, 2022
In this paper, 0.36Pb(Ni[Formula: see text]Nb[Formula: see text])O3–0.24PbZrO3–0.40PbTiO3(PNN-PZT) ceramic was prepared, and texture engineering was performed on this PNN-PZT ceramic to improve its electromechanical properties and temperature stability ...
Lang Bian   +10 more
doaj   +1 more source

Effect of environment and electric field on delayed fracture of piezoelectric ceramics

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Static 4-point bending tests have been carried out with poled PZT under various environmental conditions. The average value of applied stress at which fracture occurred within 48 hours was defined as the delayed fracture strength σdf, and the effects of ...
Kazuhiro KUSUKAWA, Tatsuro KOSAKA
doaj   +1 more source

Pyroelectric effect enhancement through product property under open circuit condition [PDF]

open access: yes, 2009
An analytical model for the pyroelectric (PY) effect under open circuit condition and 2-2 connectivity laminates of various pairs of PY and nonpyroelectric (NP)/elastic materials has been developed.
Chang, Harrison Hoon Seok   +1 more
core   +1 more source

Study of Some Influencing Factors on the Dielectric Strength of (Blend PZT) Nanocomposites Piezoelectric [PDF]

open access: yesKirkuk Journal of Science, 2018
The aim of this research is to study the affecting factors on the dielectric strength of polymeric blend [of Epoxy resin and unsaturated polyester] and its composites.
Jaafar Al-Suwaydawei, Ahmad Al-Falahi
doaj   +1 more source

Asymmetrical PZT applied to active reduction of asymmetrically vibrating beam – semi-analytical solution [PDF]

open access: yesArchives of Acoustics, 2022
The article extended the idea of active vibration reduction of beams with symmetric modes to beams with asymmetric modes. In the case of symmetric modes, the symmetric PZT (s-PZT) was used, and the optimization of the problem led to the location of the s-
Adam Brański, Romuald Kuras
doaj   +1 more source

Design and Simulation of a Valveless Micro Pump

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2009
This paper reports on the design and simulation of a valveless micro pump which promises widely applicable in microfluidic applications. The structure of the pump comprises a PZT diaphragm and a fluidic network channel which can be easily fabricated by ...
Van Thanh DAU   +3 more
doaj   +1 more source

Derivation of losses from impedance spectrum for contour modes of ceramic resonator

open access: yesJournal of Asian Ceramic Societies, 2020
Method of loss coefficients calculation from mechanical quality factors of transversal vibration modes is presented. Theoretical formulae are derived for the contour mode of thin square plate and width extensional mode of a thin rectangular plate ...
Jiří Erhart   +3 more
doaj   +1 more source

PZT Composite Film Preparation and Characterization Using a Method of Sol-Gel and Electrohydrodynamic Jet Printing

open access: yesMicromachines, 2023
Lead zircon titanate (PZT) composite films were advantageously prepared by a novel hybrid method of sol-gel and electrohydrodynamic jet (E-jet) printing.
Yan Cui   +5 more
doaj   +1 more source

Study of pressing energy harvesting technology based on PZT cantilever beam

open access: yesDianzi Jishu Yingyong, 2018
Based on the positive piezoelectric effect of piezoelectric ceramic(PZT), an energy harvesting device with cantilever beam is designed for the single pressing energy harvesting, which can be used for wireless switches and so on. The mathematical analysis
Wang Zhihua   +4 more
doaj   +1 more source

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